MALICIOUS
194
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1059.007 JavaScript
The PDF contains numerous links to an SEO redirector, masquerading as free TOEFL preparation materials. The primary redirector URL, https://ttraff.com/pify?keyword=toefl+test+preparation+books+pdf, is flagged as malicious. The document body itself is heavily obfuscated but contains references to the same malicious URL and benign Shopify URLs, suggesting a phishing or malware distribution attempt.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 5
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Image lure linking to an SEO redirector (free-download phishing) high PDF_SEO_UTM_REDIRECTOR_LINKPDF embeds an image with little or no body text and a clickable link to a multi-word utm_term / FeedBurner-proxied SEO redirector — the 'free ebook / solution-manual / document download' phishing family that ranks for natural-language search queries and routes the user into a payload/redirect chain. The PDF carries no exploit; the risk is the linked destination. Flagged structurally (image lure + SEO redirector) so it does not depend on a ClamAV/ML signature, and regardless of how many filler text pages the lure carries.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://ttraff.com/pify?keyword=toefl+test+preparation+books+pdf In PDF document text
- http://files.singaporelawngames.co/uploads/1/3/1/4/131407148/kisekorezipisel_xarumezekete_taxazonusajis_jivogozajutixu.pdfIn PDF document text
- http://files.empactathletics.com/uploads/1/3/0/8/130874163/2093009.pdfIn PDF document text
- http://files.bostonbulldogsrunning.com/uploads/1/3/2/6/132681767/pajadopoganegad-rukamitajewu.pdfIn PDF document text
- http://files.ebonydeecheyne.com/uploads/1/3/1/1/131163669/2767288.pdfIn PDF document text
- http://files.loveaffairwiththyself.com/uploads/1/3/2/8/132813998/dixuf_xewirixu.pdfIn PDF document text
- http://www.ascendercorp.com/In PDF document text
- http://www.ascendercorp.com/typedesigners.htmlIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/3484/4059/files/nasoweravowawoj.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/7318/2625/files/7750896330.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/6041/0021/files/vuvunejipodibefona.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/0897/4235/files/77550271287.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0429/7634/6266/files/23959209197.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0427/9985/7823/files/popurimub.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0431/8475/0743/files/tales_of_arabian_nights_book_of_tales.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0432/8315/3056/files/monopalewozetudalakabip.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0435/6957/8147/files/26216625211.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0433/7857/3464/files/67266016961.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0436/6984/8217/files/self_appraisal_sample.pdfIn PDF document text
- https://cdn.shopify.com/s/files/1/0440/2138/3333/files/cadena_de_coros_cristianos_de_avivamiento_letra_y_acordes.pdfIn PDF document text
- http://www.w3.org/1999/02/22-rdf-syntax-ns#In PDF document text
- http://purl.org/dc/elements/1.1/In PDF document text
- http://ns.adobe.com/pdf/1.3/In PDF document text
- http://ns.adobe.com/xap/1.0/In PDF document text
- http://ns.adobe.com/xap/1.0/mm/In PDF document text
- http://ns.adobe.com/xap/1.0/rights/In PDF document text
- http://scripts.sil.org/OFLIn PDF document text
Extracted artifacts 3
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000adc5.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xADC5 | 5188 bytes |
SHA-256: d30caa166eee0653596dc9d262daed8cf1fdd0ad0a1ac298e7fce24c2de54251 |
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font_01_sfnt_off0000bf67.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xBF67 | 1800 bytes |
SHA-256: 6d2a3a16cc464ce72cf05976c7f96a31c93af2202e0dc760c37a694345e222ee |
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font_02_sfnt_off0000c7f7.bin |
pdf-font-stream | PDF embedded font (sfnt) at offset 0xC7F7 | 10932 bytes |
SHA-256: 18470d2ca84f4a3b68c3d3f67783b988bbfd72daed40cea998ee467d6a46c212 |
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